FixVault

Possible Causes

Possible Causes 
(K33) SKIP SHIFT SOLENOID CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
(K33) SKIP SHIFT SOLENOID CONTROL CIRCUIT SHORTED TO GROUND
(K33) SKIP SHIFT SOLENOID CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
(Z902) GROUND CIRCUIT OPEN OR HIGH RESISTANCE
SKIP SHIFT SOLENOID ASSEMBLY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .